/Engine/Plugins/Runtime/DataRegistry/Source/DataRegistry/Public/DataRegistrySubsystem.h
Schedules registration of assets by path, this will happen immediately or will be queued if the data registries don't exist yet
void PreregisterSpecificAssets ( const [TMap](API\Runtime\Core\Containers\TMap)< [FDataRegistryType](API\Plugins\DataRegistry\FDataRegistryType), [TArray](API\Runtime\Core\Containers\TArray)< [FSoftObjectPath](API\Runtime\CoreUObject\UObject\FSoftObjectPath) >> & AssetMap, int32 AssetPriority )